İnaltı Cave
You can explore the 3.5 kilometers of İnaltı Cave, one of the largest caves in the region, located within the borders of Ayvacık district of Sinop, with guided tours. Inside the cave, you can take pictures of stalactites, stalagmites and cave ponds formed over thousands of years. It is known that the unique fresh air of the fascinating cave, which was opened to visitors in 1995 and became one of the most visited spots in Sinop, is also good for dozens of respiratory ailments, especially asthma. Fish farms, which are within a short walking distance of İnaltı Cave, which is one of the constant addresses of nature walks because it is located in Babaçay Canyon, are among the places you should definitely visit to renew in the fresh air.